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Memory-mapped I/O and port-mapped I/Memory-mapped I/O and port-mapped I/O
From Wikipedia, the free encyclopedia
Found in articles
Memory-mapped I/O and port-mapped I/O
Memory
-
mapped
I
/
O
(MMIO)
and
port
-
mapped
I
/
O
(PMIO) are two complementary methods of performing input/output (
I
/
O
) between the central processing unit
Direct memory access
synchronization Channel
I
/
O
– High-performance input/output architecture DMA attack – Cyberattack exploiting high-speed expansion
ports
Memory
-
mapped
I
/
O
– Method of
Asynchronous I/O
has finished. A name used for asynchronous
I
/
O
in the Windows API is overlapped
I
/
O
. Input
and
output (
I
/
O
) operations on a computer can be extremely
Input–output memory management unit
devices via
I
/
O
ports
. In system architectures in which
port
I
/
O
and
memory
are
mapped
into a suitable address space, an IOMMU can translate
port
I
/
O
accesses
PL/I
in
memory
. Aspects of the language were still being designed as PL/
I
F was implemented, so some were omitted until later releases. PL/
I
RECORD
I
/
O
was